Boot |
35085 bytes (34.3k)
|
CDN |
cdnjs |
30594 bytes (29.9k)
|
CDN |
gzip -6 (default) |
30483 bytes (29.8k)
|
local copy |
gzip -9 |
30447 bytes (29.7k)
|
local copy |
Yandex |
30433 bytes (29.7k)
|
CDN |
libdeflate -12 |
29119 bytes (28.4k)
|
local copy |
7zip -mx=9 -tgzip |
29080 bytes (28.4k)
|
local copy |
kzip -s0 -rn -b0 |
29066 bytes (28.4k)
|
local copy |
zultra |
29014 bytes (28.3k)
|
local copy |
pigz -11 -n |
29009 bytes (28.3k)
|
local copy |
Zopfli |
28945 bytes (28.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 512 | --mls512 |
block splitting recursion | 18 | --bsr18 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
CDN | Size (compressed) | MD5 (uncompressed) | Timestamp |
---|---|---|---|
Boot | 35085 bytes | 17b24a8bba68fcf4bdca67cb375ca1a2 | March 19, 2015 @ 15:31 |
cdnjs | 30594 bytes | 17b24a8bba68fcf4bdca67cb375ca1a2 | February 8, 2015 @ 14:45 |
Yandex | 30433 bytes | 17b24a8bba68fcf4bdca67cb375ca1a2 | June 20, 2013 @ 11:59 |
Size | Improvement | Parameters | Found |
---|---|---|---|
28945 bytes | -1 byte | zopfli --i1000000 --mls512 --bsr18 --lazy --ohh | March 16, 2022 @ 10:23 |
28946 bytes | -2 bytes | zopfli --i1000000 --mls8 --bsr18 --lazy --ohh | February 29, 2020 @ 14:12 |
28948 bytes | -3 bytes | zopfli --i100000 --mls8 --bsr18 --lazy --ohh | December 1, 2015 @ 16:46 |
28951 bytes | -3 bytes | zopfli --i10000 --mls512 --bsr18 --lazy --ohh | October 21, 2015 @ 13:35 |
28954 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr18 --lazy --ohh | September 20, 2015 @ 15:28 |
28957 bytes | -6 bytes | zopfli --i1000 --mls8 --bsr18 --lazy --ohh | September 20, 2015 @ 14:29 |
28963 bytes | – | zopfli --i100 --mls512 --bsr18 --lazy --ohh | September 18, 2015 @ 14:16 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 29001 | 29003 | 29005 | 29006 | 29005 | 29008 | 29022 | 29022 | 29008 | 28979 | 28975 | 29009 | 29022 | 29012 | 29012 |
4 | 28980 | 28996 | 28999 | 28986 | 29002 | 28975 | 28964 | 28993 | 28995 | 28983 | 28984 | 29015 | 28995 | 29014 | 29020 |
6 | 28988 | 28989 | 28990 | 28983 | 28974 | 28998 | 28975 | 28981 | 28982 | 28984 | 28979 | 29019 | 29000 | 29012 | 29015 |
7 | 28988 | 28982 | 28993 | 28990 | 28974 | 28984 | 28982 | 29012 | 28983 | 28976 | 28977 | 29017 | 29020 | 29013 | 29013 |
8 | 28984 | 28979 | 28985 | 28980 | 28984 | 28986 | 28978 | 28978 | 28974 | 28975 | 28982 | 29009 | 29012 | 29013 | 29010 |
9 | 28986 | 28980 | 28976 | 28970 | 28982 | 28993 | 28975 | 28970 | 28979 | 28989 | 28989 | 29009 | 29009 | 29014 | 29012 |
10 | 28982 | 28987 | 28989 | 28987 | 28969 | 28965 | 28973 | 28974 | 28978 | 28990 | 28988 | 29010 | 29018 | 29014 | 29010 |
11 | 28992 | 28979 | 28975 | 28981 | 28974 | 28974 | 28969 | 29013 | 28980 | 28979 | 29012 | 29010 | 28998 | 29014 | 29006 |
12 | 28978 | 28966 | 28975 | 28967 | 28967 | 28988 | 28983 | 28974 | 28979 | 28974 | 28984 | 29010 | 29007 | 29017 | 29010 |
13 | 28978 | 28972 | 28971 | 28973 | 28973 | 28972 | 28971 | 28975 | 28989 | 28976 | 28988 | 29010 | 28994 | 29013 | 29007 |
14 | 28979 | 28981 | 28982 | 28971 | 28965 | 28974 | 28966 | 28977 | 28964 | 28979 | 28984 | 29011 | 29000 | 29012 | 29013 |
15 | 28975 | 28967 | 28972 | 28978 | 28967 | 28969 | 28974 | 29013 | 28979 | 28979 | 28951 | 29011 | 28998 | 29012 | 29013 |
16 | 28981 | 28971 | 28966 | 28988 | 28976 | 28973 | 28973 | 28969 | 28987 | 28988 | 28988 | 29010 | 29005 | 29012 | 29012 |
17 | 28967 | 28977 | 28960 | 28967 | 28980 | 28975 | 28976 | 28974 | 28988 | 28988 | 28973 | 29009 | 28982 | 29013 | 29012 |
18 | 28983 | 28980 | 28946 | 28958 | 28968 | 28970 | 28974 | 28969 | 28945 | 28988 | 28988 | 29012 | 29010 | 29017 | 29012 |
19 | 28986 | 28991 | 28977 | 28975 | 28965 | 28983 | 28975 | 28971 | 28966 | 29008 | 28995 | 29010 | 29001 | 29012 | 29013 |
20 | 28955 | 28952 | 28955 | 28952 | 28980 | 28980 | 28974 | 28981 | 28968 | 29008 | 28973 | 29010 | 29004 | 29015 | 29009 |
21 | 28989 | 28967 | 28970 | 28981 | 28970 | 28970 | 28975 | 28976 | 28982 | 28986 | 28980 | 29011 | 28992 | 29019 | 29013 |
22 | 28978 | 28963 | 28980 | 28974 | 28986 | 28989 | 28974 | 28981 | 28983 | 28984 | 28991 | 29012 | 28995 | 29015 | 29011 |
23 | 28980 | 28979 | 28980 | 28972 | 28968 | 28971 | 28975 | 28974 | 28969 | 28983 | 28990 | 29016 | 29003 | 29014 | 29007 |
25 | 28977 | 28968 | 28967 | 28982 | 28987 | 28975 | 28970 | 28977 | 28989 | 28986 | 28990 | 29009 | 29000 | 29012 | 29012 |
30 | 28970 | 28973 | 28964 | 28992 | 28989 | 28973 | 28974 | 28973 | 28979 | 28976 | 28975 | 29010 | 29009 | 29012 | 29011 |
40 | 28976 | 28975 | 28977 | 28975 | 28971 | 28978 | 28979 | 28972 | 28986 | 28980 | 28991 | 29013 | 29013 | 29010 | 29010 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 28963 bytes | – | 100% |
1,000 | 28954 bytes | -9 bytes | 100% |
10,000 | 28951 bytes | -3 bytes | 100% |
100,000 | 28948 bytes | -3 bytes | 0.87% |
1,000,000 | 28945 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 29066 bytes | +121 bytes (+0.42%) | – |
1 | 29067 bytes | +122 bytes (+0.42%) | +1 byte |
2 | 29105 bytes | +160 bytes (+0.55%) | +39 bytes |
3 | 29075 bytes | +130 bytes (+0.45%) | +9 bytes |
4 | 29093 bytes | +148 bytes (+0.51%) | +27 bytes |
5 | 29086 bytes | +141 bytes (+0.49%) | +20 bytes |
6 | 29079 bytes | +134 bytes (+0.46%) | +13 bytes |
7 | 29087 bytes | +142 bytes (+0.49%) | +21 bytes |
8 | 29127 bytes | +182 bytes (+0.63%) | +61 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 23034 bytes | -5911 bytes (-20.42%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 25807 bytes | -3138 bytes (-10.84%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 26701 bytes | -2244 bytes (-7.75%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 26892 bytes | -2053 bytes (-7.09%) |
LZMA2 (Wikipedia) | xz | xz -9 | 27760 bytes | -1185 bytes (-4.09%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 28517 bytes | -428 bytes (-1.48%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 28631 bytes | -314 bytes (-1.08%) |